For some reason, international websites love to produce a specific kind of duplicate content. Take the cat.com case. Caterpillar is a large industrial S&P 500 company with a huge website catering to customers all around the world. They have in particular the following sub websites: http://www.cat.com/en_GB.html for customers in Europe speaking english (though the URL implies it’s specifically targeted to Great Britain) http://www.cat.com/en_US.html for customers in North America speaking english (though again, the URL implies US) http://www.cat.com/en_MX.html for customers in Latin America speaking english Turns out, all three websites have almost identical content. Although there are few differences (an Investor page on the GB […]